Marilyn Returns

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.
The protagonist Alex, is trying to figure out life, thinking beauty brings popularity and success. After she is told the secret to time travel and given a magical key, she meets the ghosts of Marilyn Monroe, John Lennon, Michelangelo, Queen Liliʻuokalani and Charles Dickens. It is through these encounters she learns everyone has the ability to "sparkle" not just the beautiful people.